23- author a research topic is :

a- to get your ideas out of your own words from your knowledge
b- to get someone proofread your research
c- to get someone to author it for you
d- to get ideas from other and author them

هذي للاسف مافهمتها الدافور يفهمنا بليييييز

24- if you want to compare groups over time , then your design is :
A- within groups
b- one-way anova
c- between groups
d- longitudinal

وهذا السؤال محتارين بين اجابتين يلاااا فين الدوافير